This system is mainly used by meteorologists. The spring, or vernal, equinox occurs March 19 at 11:06 p.m. ET. This equinox happens when the sun crosses the celestial equator, an imaginary line ...

In 2025, the sky will be illuminated by 12 full Moons, plenty of meteor showers, four eclipses and three Supermoons. Here's a ...

The solstice occurs at the same time everywhere on Earth, this year it happens Dec. 21 at 4:21 a.m. EST. For the Northern Hemisphere, it marks the astronomical start of winter because the North Pole ...

As the end of the year nears, so does the winter solstice ... During the year, there are two solstices and two equinoxes that occur. There is an equinox in March and September and a solstice in June ...

The equinoxes occur in spring and fall, while the solstices fall in summer and winter. An equinox is when the northern and southern hemispheres are in a “neutral” position related to the sun.

The Super Sunday Mardi Gras Indian parade rolls in Central City in New Orleans, Sunday, March 24, 2024. The parade, which ...

However, totality occurs occasionally on the date of the equinox itself. It last happened in 2015, when an eclipsed sun was seen in clear skies from Svalbard—one of the world’s cloudiest places.

An equal night and equal day will occur for both hemispheres ... in winter those points are closer to the south. Only at an equinox does the Sun rises due east and set due west, which can have ...

As the end of the year nears, so does the winter solstice ... there are two solstices and two equinoxes that occur. There is an equinox in March and September and a solstice in June and December.